New blog post: How siblings profoundly shape each other’s identities

Siblings help chart the course of each other’s lives in ways we’re still discovering.

KEY POINTS

• Parents have been identified as primarily shaping children, but the sibling influence has been overlooked.
• Siblings shape each other’s identity, altering behavior, and even affecting mental and physical health.
• Siblings help chart the course of one another’s lives; those with close bonds fare better.